116503 has 4 divisors (see below), whose sum is σ = 117648. Its totient is φ = 115360.

The previous prime is 116491. The next prime is 116507. The reversal of 116503 is 305611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 116503 - 2⁵ = 116471 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 403 + ... + 628.

It is an arithmetic number, because the mean of its divisors is an integer number (29412).

2¹¹⁶⁵⁰³ is an apocalyptic number.

116503 is a deficient number, since it is larger than the sum of its proper divisors (1145).

116503 is a wasteful number, since it uses less digits than its factorization.

116503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 116503 is about 341.3253579797. The cubic root of 116503 is about 48.8403802209.

The spelling of 116503 in words is "one hundred sixteen thousand, five hundred three".